package rabbitmq.simple;

import com.rabbitmq.client.Channel;
import com.rabbitmq.client.Connection;
import com.rabbitmq.client.ConnectionFactory;

import java.io.IOException;
import java.util.concurrent.TimeoutException;

public class ProducerDemo {
    public static void main(String[] args) throws IOException, TimeoutException {
        // 1. 建立连接
        ConnectionFactory connectionFactory = new ConnectionFactory();
        connectionFactory.setHost("47.95.166.193");
        connectionFactory.setPort(5672);
        connectionFactory.setUsername("study");
        connectionFactory.setPassword("study");
        connectionFactory.setVirtualHost("Test");
        Connection connection = connectionFactory.newConnection();

        // 2. 开启信道
        Channel channel = connection.createChannel();

        // 3. 声明交换机 使用内置交换机
        // 4. 声明队列

        /**
         * queueDeclare(String queue, boolean durable, boolean, exclusive, boolean autoDelete, Map<String, Object> arguments)
         *
         * queue: 队列名称
         * durable: 可持久化
         * exclusive: 是否独占
         * autoDelete: 是否自动删除
         * arguments: 参数
         */
        channel.queueDeclare("Test", true, false, false, null);

        // 5. 发送消息
        /**
         * basicPubish(String exchange, String routingKey, BasicProperties props, byte[] body)
         *
         * 参数说明：
         * exchange: 交换机名称
         * routingKey: 内置交换机，和队列名称保持一致
         * props: 属性配置
         * body: 消息
         */
        String message = "Hello rabbitmq~";
        channel.basicPublish("", "Test", null, message.getBytes());
        System.out.println("消息发送成功！");

        // 6. 释放资源
//        channel.close();
//        connection.close();


    }
}
